gameFrame.addKeyListener(new KeyListener() {//添加键盘监听
            @Override
            public void keyTyped(KeyEvent e) {

            }

            @Override
            public void keyPressed(KeyEvent e) {

            }

            @Override
            public void keyReleased(KeyEvent e) {

            }
        });

的快捷键为在小括号里输入 new K即可

今天是核污水排海的321天

也是小日子的第七轮排海中

自行体会,今天已经是一个完整的关卡了

package com.meilingluo;

import javax.swing.*;
import java.awt.*;
import java.awt.event.KeyEvent;
import java.awt.event.KeyListener;

public class TXZ_0 {//每一个格子大小默认为48*48

    public static void main(String[] args) {
        //JFrame 窗体
        //ImageIcon 图片
        //JLable 标签
        //JPanel 面板
        //布局管理器
        JFrame gameFrame = new JFrame("推箱子版本0--梅零落");
        gameFrame.setSize(22 * 48 + 12, 12 * 48 + 35);//12和35是标题和边框占的距离
        gameFrame.setLocationRelativeTo(null);//让窗体居中

        gameFrame.setDefaultCloseOperation(3);//关闭结束进程

        JPanel panel = new JPanel();//面板
        panel.setBackground(Color.PINK);//染色
        panel.setLayout(null);//自定义布局
        gameFrame.setContentPane(panel);//窗体和面板关联

        ImageIcon boxImg = new ImageIcon("imgs/box3.png");
        JLabel box = new JLabel(boxImg);
        panel.add(box);
        box.setBounds(3 * 48, 3 * 48, 48, 48);

        ImageIcon goalImg = new ImageIcon("imgs/goal3.png");
        JLabel goal = new JLabel(goalImg);
        panel.add(goal);
        goal.setBounds(7 * 48, 8 * 48, 48, 48);

        ImageIcon workerImg = new ImageIcon("imgs/workerRight4.png");
        JLabel worker = new JLabel(workerImg);
        panel.add(worker);
        worker.setBounds(10 * 48, 1 * 48, 48, 48);


        ImageIcon wallImg = new ImageIcon("imgs/wall3.png");
        JLabel[] walls = new JLabel[22 * 2 + 10 * 2 + 8 + 10];
        for (int i = 0; i < walls.length; i++) {
            walls[i] = new JLabel(wallImg);
        }

        int index = 0;//记录使用到数组中的那块瓷砖
        //铺上下墙
        for (int i = 0; i < 22; i++) {
            panel.add(walls[index]);
            walls[index++].setBounds(i * 48, 0, 48, 48);

            panel.add(walls[index]);
            walls[index++].setBounds(i * 48, 11 * 48, 48, 48);

        }
        //铺左右墙
        for (int i = 1; i <= 10; i++) {
            panel.add(walls[index]);
            walls[index++].setBounds(0, i * 48, 48, 48);

            panel.add(walls[index]);
            walls[index++].setBounds(21 * 48, i * 48, 48, 48);
        }

        for (int i = 0; i < 8; i++) {
            panel.add(walls[index]);
            walls[index++].setBounds((5 + i) * 48, 2 * 48, 48, 48);
        }


        for (int i = 0; i < 5; i++) {
            panel.add(walls[index]);
            walls[index++].setBounds((9 + i) * 48, (8 - i) * 48, 48, 48);

            panel.add(walls[index]);
            walls[index++].setBounds((2 + i) * 48, (4 + i) * 48, 48, 48);
        }


        System.out.println(index);

        gameFrame.addKeyListener(new KeyListener() {//添加键盘监听
            @Override
            public void keyTyped(KeyEvent e) {
            }

            @Override
            public void keyPressed(KeyEvent e) {
                //柔柔移动
                int keyCode = e.getKeyCode();
                int x = 0;
                int y = 0;
                String imgPath = "workerLeft4.png";
                if (keyCode == KeyEvent.VK_LEFT || keyCode == KeyEvent.VK_A) {
                    System.out.println("左");
                    x-=48;
                } else if (keyCode == KeyEvent.VK_UP || keyCode == KeyEvent.VK_W) {
                    System.out.println("上");
                    y-=48;
                    imgPath = "workerUp4.png";
                } else if (keyCode == KeyEvent.VK_RIGHT || keyCode == KeyEvent.VK_D) {
                    System.out.println("右");
                    x+=48;
                    imgPath = "workerRight4.png";
                } else if (keyCode == KeyEvent.VK_DOWN || keyCode == KeyEvent.VK_S) {
                    System.out.println("下");
                    y+=48;
                    imgPath = "workerDown4.png";
                }
                ImageIcon img = new ImageIcon("imgs/"+ imgPath);
                worker.setIcon(img);
                worker.setBounds(worker.getBounds().x+x,worker.getBounds().y+y,48,48);

                //柔柔不能撞墙

                for(int i=0;i<walls.length;i++){
                    //如果位置重合
                    if(worker.getBounds().contains(walls[i].getBounds())){
                        System.out.println("重合了");
                        worker.setBounds(worker.getBounds().x-x,worker.getBounds().y-y,48,48);
                        break;
                    }
                }

                //柔柔推箱子
                if(worker.getBounds().contains(box.getBounds())){
                    box.setBounds(box.getBounds().x+x,box.getBounds().y+y,48,48);
                }
                //防止箱子撞墙
                for (int i = 0;i<walls.length;i++){
                    if(box.getBounds().contains(walls[i].getBounds())){
                        box.setBounds(box.getBounds().x-x,box.getBounds().y-y,48,48);
                        worker.setBounds(worker.getBounds().x-x,worker.getBounds().y-y,48,48);
                        break;
                    }
                }
                //输赢判断
                if(box.getBounds().contains(goal.getBounds())){
                    JOptionPane.showMessageDialog(null,"赢了");
                    System.exit(0);
                }

            }

            @Override
            public void keyReleased(KeyEvent e) {
            }
        });


        gameFrame.setVisible(true);//可视,写最后一行
    }
}